code: def test_gh_587(self):
      plt.close("all")
      g = Graph.Ring(5)
      with overridden_configuration("plotting.backend", "matplotlib"):
          plot(
              g, target="graph_basic.png", layout=self.layout_small_ring
          )
          os.unlink("graph_basic.png")
  
imports: import os
  import unittest
  from igraph import Graph, plot, VertexClustering, Layout
  from ...utils import overridden_configuration
label_desc: Use image node_id 11 for calling the GraphTestRunner obj's underlying member method code with example usage: obj.test_gh_587() without return types